Does vaping do more harm than previously thought?

Friday • Mon, Mar 23 2015 • "In the end, we will protect only what we love, we will love only what we understand, and we will understand only what we are taught."

See screenshots from the news article below. I live in California and work on city property, where using a vape in public will get you slapped with a $500 fine if you are caught. Some people swear by them, but a lot of healthcare professionals are beginning to agree that the chemicals in them are just as bad as cigarettes. What do you think?